System.IO.FileNotFoundException in WPF
System.IO.FileNotFoundExceptionCould not load file or assembly 'System.Windows.Interactivity, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified.
My Project is on VS2010 .
Kindly help me soon.
Regards
Vinod